Cita APA

EICHER, D. L. (1973). Geologic Time Don L. Eicher. Prentice Hall International.

Chicago Style (17th ed.) Citation

EICHER, Don L. Geologic Time Don L. Eicher. Prentice Hall International, 1973.

Cita MLA

EICHER, Don L. Geologic Time Don L. Eicher. Prentice Hall International, 1973.

Atenció: Aquestes cites poden no estar 100% correctes.